Chapter 23 (sent to print)

Chapter 23 (sent to print) - Biology 1202 Chapter 23...

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Biology 1202 Chapter 23 Chapter 23 – The Evolution of Populations Evolution just means change Darwin called evolution “Modification with Descent” There are thousands of species just in this room. A population is a group of individuals of the same species – such as homo sapiens in this classroom. Individuals do not evolve, populations do. A new species doesn’t form, however, the genetic makeup of the population changes over time. Western Historical Context o Gregor Mendel Austrian monk whose breeding experiments with peas shed light on the rules of inheritance. He recognized patterns in the pea plants Mendel was a contemporary of Darwin, but his work… get this o The Modern Synthesis (early 1940s) A conceptual synthesis of Darwinian evolution, Mendelian inheritance, and modern population genetics. 1. Potential for rapid population growth when resources are not limiting 2. Resource availability generally limits population size Chart – make chart for class using this and looseleaf paper Phenotype vs genotype 1 | P a g e
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Chapter 23 (sent to print) - Biology 1202 Chapter 23...

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